Some people have cool jobs. And then there's Scott Maxwell, who has one of the best gigs on two planets. He's one of the people who drives the Curiosity Rover on Mars. How do you get that job? What's it like? And how does it compare to all the sci-fi and video game fantasies we've all had about this kind of thing? »10/12/12 1:00pm 10/12/12 1:00pm